{"id":5119,"date":"2024-12-26T16:33:46","date_gmt":"2024-12-26T07:33:46","guid":{"rendered":"https:\/\/torisetudy.com\/?p=5119"},"modified":"2026-03-09T17:43:32","modified_gmt":"2026-03-09T08:43:32","slug":"5119","status":"publish","type":"post","link":"https:\/\/torisetudy.com\/?p=5119","title":{"rendered":"\u4e09\u89d2\u6bd4\u306e\u62e1\u5f35"},"content":{"rendered":"\n<div id=\"toc_container\" class=\"no_bullets\"><p class=\"toc_title\">\u76ee\u6b21<\/p><ul class=\"toc_list\"><li><a href=\"#i\"><span class=\"toc_number toc_depth_1\">1<\/span> \u4e09\u89d2\u6bd4\u306e\u62e1\u5f35<\/a><\/li><li><a href=\"#i-2\"><span class=\"toc_number toc_depth_1\">2<\/span> \u4e09\u89d2\u6bd4\u306e\u5909\u63db<\/a><\/li><\/ul><\/div>\n<h2 class=\"wp-block-heading\"><span id=\"i\">\u4e09\u89d2\u6bd4\u306e\u62e1\u5f35<\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u4e09\u89d2\u6bd4\u306e\u554f\u984c\u70b9<\/h3>\n\n\n\n<p>\u4e09\u89d2\u6bd4\u3092\u76f4\u89d2\u4e09\u89d2\u5f62\u3092\u7528\u3044\u3066\u5b9a\u7fa9\u3059\u308b\u5834\u5408\uff0c1\u3064\u554f\u984c\u70b9\u304c\u3042\u308a\u307e\u3059\u3002$150\\Deg$ \u3084 $225\\Deg$ \u306e\u3088\u3046\u306b\uff0c$90\\Deg$ \u3092\u8d85\u3048\u308b\u89d2\u5ea6\u306e\u4e09\u89d2\u6bd4\u304c\u5b9a\u7fa9\u3067\u304d\u306a\u304f\u306a\u3063\u3066\u3057\u307e\u3046\u3053\u3068\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u305d\u306e\u554f\u984c\u3092\u89e3\u6c7a\u3059\u308b\u305f\u3081\u306b\uff0c\u4e09\u89d2\u6bd4\u3092\u6539\u3081\u3066\u5b9a\u7fa9\u3057\u306a\u304a\u3059\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\uff08\u3060\u3063\u305f\u3089\u6700\u521d\u304b\u3089\u305d\u3046\u3057\u3066\u304a\u3051\uff01\u3068\uff0c\u30c4\u30c3\u30b3\u307e\u308c\u305d\u3046\u3067\u3059\u304c\uff0c\u76f4\u89d2\u4e09\u89d2\u5f62\u306e\u5b9a\u7fa9\u81ea\u4f53\u306f\u4f7f\u7528\u983b\u5ea6\u304c\u9ad8\u304f\uff0c\u91cd\u8981\u306a\u306e\u3067\u3082\u3068\u3082\u3068\u306e\u5b9a\u7fa9\u3082\u5927\u5207\uff01\uff09\u3002<\/p>\n\n\n\n<p>\u6570\u5b66\u2160\u306e\u7bc4\u56f2\u3067\u306f\uff0c$0\\Deg$ \u4ee5\u4e0a $180\\Deg$ \u4ee5\u4e0b\u306e\u89d2\u307e\u3067\u306e\u5b9a\u7fa9\u3067\u5341\u5206\u3067\u3042\u308b\u305f\u3081\uff0c\u307e\u305a\u306f\u3053\u306e\u7bc4\u56f2\u3067\u5b9a\u7fa9\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u534a\u5186\u3092\u7528\u3044\u308b<\/h3>\n\n\n\n<p>\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u5ea7\u6a19\u5e73\u9762\u3092\u7528\u3044\u308b\u3068\uff0c\u4e09\u89d2\u6bd4\u306e\u5b9a\u7fa9\u3092\u92ed\u89d2\u4ee5\u5916\u306e\u7bc4\u56f2\u306b\u62e1\u5f35\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large physicsimg\"><img decoding=\"async\" width=\"184\" height=\"125\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u6570\u5b66056.svg\" alt=\"\" class=\"wp-image-5095\"\/><noscript><img decoding=\"async\" width=\"184\" height=\"125\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u6570\u5b66056.svg\" alt=\"\" class=\"wp-image-5095\"\/><\/noscript><\/figure>\n\n\n\n<p>$\\theta$ \u3092 $0\\Deg\\leqq\\theta\\leqq 180\\Deg$ \u306e\u4e0e\u3048\u3089\u308c\u305f\u89d2\u3068\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u5ea7\u6a19\u5e73\u9762\u4e0a\u306b\u539f\u70b9 $\\rmO$ \u3092\u4e2d\u5fc3\u3068\u3057\u3066\uff0c\u534a\u5f84 $r$ \u306e\u534a\u5186\uff08\u6b63\u5186\u3067\u3082\u3088\u3044\uff09\u3092\u304b\u304d\uff0c$\\rmA(r,\\ 0)$ \u3068\u3057\uff0c\u4e0e\u3048\u3089\u308c\u305f $\\theta$ \u306b\u5bfe\u3057\u3066<\/p>\n\n\n\n<p>$$\\angle \\rmA\\rmO\\rmP=\\theta$$\u3068\u306a\u308b\u70b9 $\\rmP(x,\\ y)$ \u3092\u534a\u5186\u5468\u4e0a\u306b\u3068\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>\u3053\u306e\u3068\u304d\uff0c<br>$$\\sin\\theta=\\Bun{y}{r},\\ \\cos\\theta=\\bun{x}{r},\\ \\tan\\theta=\\bun{y}{x}$$\u3068\u5b9a\u7fa9\u3057\u307e\u3059\u3002\uff08\u3053\u308c\u306b\u3088\u3063\u3066\uff0c$x=r\\cos\\theta,\\ y=r\\sin\\theta$ \u304c\u5f97\u3089\u308c\u307e\u3059\u3002\uff09<\/p>\n\n\n\n<div class=\"st-kaiwa-box kaiwaicon1 clearfix\"><div class=\"st-kaiwa-face\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u5b8c\u6210\u30a2\u30a4\u30b3\u30f3.png\" width=\"60px\"><noscript><img decoding=\"async\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u5b8c\u6210\u30a2\u30a4\u30b3\u30f3.png\" width=\"60px\"><\/noscript><div class=\"st-kaiwa-face-name\">\u7fbd\u767d<\/div><\/div><div class=\"st-kaiwa-area\"><div class=\"st-kaiwa-hukidashi\"><div class=\"wp-block-st-blocks-st-kaiwa\">\n<p>\u3053\u306e\u3088\u3046\u306b\u5b9a\u7fa9\u3057\u306a\u304a\u305b\u3070\uff0c\u89d2\u5ea6\u304c\u92ed\u89d2\u3067\u306a\u304f\u3066\u3082\uff0c\u4e09\u89d2\u6bd4\u3092\u6c42\u3081\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u306d\u3002<\/p>\n<\/div><\/div><\/div><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">\u5358\u4f4d\u5186<\/h3>\n\n\n\n<p>\u5186\u3092\u7528\u3044\u3066\u8003\u3048\u308b\u969b\uff0c\u534a\u5f84\u306b\u5fdc\u3058\u3066\u70b9 $\\rmP$\u306e\u5ea7\u6a19\u3082\u5909\u5316\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u7d50\u5c40\u306e\u3068\u3053\u308d\uff0c\u89d2\u5ea6\u304c\u6c7a\u307e\u3063\u3066\u3057\u307e\u3048\u3070\uff0c<span class=\"st-mymarker-s-b\">\u5186\u306e\u534a\u5f84\u306e\u9577\u3055\u306f\u4f55\u3067\u3082\u3044\u3044<\/span>\u306e\u3067\u3059\uff01<\/p>\n\n\n\n<div class=\"st-kaiwa-box kaiwaicon4 clearfix\"><div class=\"st-kaiwa-area2\"><div class=\"st-kaiwa-hukidashi2\"><div class=\"wp-block-st-blocks-st-kaiwa\">\n<p>\u305d\u308c\u306a\u3089\uff0c\u3088\u308a\u7c21\u5358\u306a\u534a\u5f84\u3067\u5b9a\u7fa9\u3092\u3057\u305f\u65b9\u304c\u8003\u3048\u3084\u3059\u3044\u3067\u3059\u306d\u2026\u3002<\/p>\n<\/div><\/div><\/div><div class=\"st-kaiwa-face2\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u751f\u5f92\uff08\u5b66\u7fd2\uff09.png\" width=\"60px\"><noscript><img decoding=\"async\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u751f\u5f92\uff08\u5b66\u7fd2\uff09.png\" width=\"60px\"><\/noscript><div class=\"st-kaiwa-face-name2\">\u751f\u5f92<\/div><\/div><\/div>\n\n\n\n<p>\u305d\u3053\u3067\uff0c\u534a\u5f84\u306e\u5927\u304d\u3055\u304c $1$ \u306e\u5186\u3067\u5b9a\u7fa9\u3092\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002\u3053\u306e\u534a\u5f84\u306e\u5927\u304d\u3055\u304c $1$ \u306e\u5186\u306e\u3053\u3068\u3092<span class=\"st-mymarker-s\">\u5358\u4f4d\u5186<\/span>\u3068\u3044\u3044\u307e\u3059\u306e\u3067\uff0c\u899a\u3048\u3066\u304a\u3044\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u5358\u4f4d\u5186\u3092\u7528\u3044\u305f\u5b9a\u7fa9<\/h3>\n\n\n\n<div aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>$r=1$ \u3068\u3057\u3066\uff0c\u5148\u307b\u3069\u306e\u4e09\u89d2\u6bd4\u3092\u5b9a\u7fa9\u3057\u306a\u304a\u3057\u307e\u3059\u3002\u300c\u4f55\u56de\u3084\u308b\u3093\u3060\uff01\u300d\u3068\uff0c\u3053\u308c\u307e\u305f\u30c4\u30c3\u30b3\u307e\u308c\u305d\u3046\u3067\u3059\u304c\uff0c\u3053\u308c\u304c\u6700\u5f8c\u3067\u3059\uff01\u3053\u306e\u5b9a\u7fa9\u3092\u3057\u3063\u304b\u308a\u3068\u899a\u3048\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large physicsimg\"><img decoding=\"async\" width=\"184\" height=\"125\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u6570\u5b66059.svg\" alt=\"\" class=\"wp-image-5098\"\/><noscript><img decoding=\"async\" width=\"184\" height=\"125\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u6570\u5b66059.svg\" alt=\"\" class=\"wp-image-5098\"\/><\/noscript><\/figure>\n\n\n\n<p>\u4e0a\u306e\u56f3\u306f\uff0c\u5358\u4f4d\u5186\u5468\u4e0a\u306b<\/p>\n\n\n\n<p>$$\\angle\\rmA\\rmO\\rmP=\\theta$$\u3068\u306a\u308b\u3088\u3046\u306b\uff0c\u70b9 $\\rmP$\u3092\u3068\u3063\u305f\u3082\u306e\u3067\u3059\u3002<\/p>\n\n\n\n<div class=\"st-kaiwa-box kaiwaicon1 clearfix\"><div class=\"st-kaiwa-face\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u5b8c\u6210\u30a2\u30a4\u30b3\u30f3.png\" width=\"60px\"><noscript><img decoding=\"async\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u5b8c\u6210\u30a2\u30a4\u30b3\u30f3.png\" width=\"60px\"><\/noscript><div class=\"st-kaiwa-face-name\">\u7fbd\u767d<\/div><\/div><div class=\"st-kaiwa-area\"><div class=\"st-kaiwa-hukidashi\"><div class=\"wp-block-st-blocks-st-kaiwa\">\n<p>\u5148\u307b\u3069\u5b9a\u7fa9\u3057\u305f\u4e09\u89d2\u6bd4\u306e $r$ \u306b $1$ \u3092\u4ee3\u5165\u3057\u307e\u3057\u3087\u3046\uff01<\/p>\n<\/div><\/div><\/div><\/div>\n\n\n\n<p>\u3059\u308b\u3068\uff0c<\/p>\n\n\n\n<p>$$\\sin\\theta =y,\\ \\cos\\theta=x,\\ \\tan\\theta=\\bun{y}{x}$$\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3053\u308c\u304c\u3069\u3046\u3044\u3046\u3053\u3068\u304b\u308f\u304b\u308a\u307e\u3059\u304b\uff1f\u7d50\u5c40\u306e\u3068\u3053\u308d\uff0c$\\theta$ \u3068\u3044\u3046\u89d2\u3092\u56f3\u306e\u3088\u3046\u306b\u3068\u3063\u305f\u3068\u304d\uff0c<br>$$\\begin{aligned}&amp;\\stext{\u70b9 $\\rmP$\u306e $x$ \u5ea7\u6a19\u304c $\\cos\\theta$}\\\\ &amp;\\stext{\u70b9 $\\rmP$\u306e $y$ \u5ea7\u6a19\u304c $\\sin\\theta$}\\\\ &amp;\\stext{\u76f4\u7dda $\\rmO\\rmP$ \u306e\u50be\u304d\u304c $\\tan\\theta$} \\end{aligned}$$\u3068\u3044\u3046\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"st-kaiwa-box kaiwaicon1 clearfix\"><div class=\"st-kaiwa-face\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u5b8c\u6210\u30a2\u30a4\u30b3\u30f3.png\" width=\"60px\"><noscript><img decoding=\"async\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u5b8c\u6210\u30a2\u30a4\u30b3\u30f3.png\" width=\"60px\"><\/noscript><div class=\"st-kaiwa-face-name\">\u7fbd\u767d<\/div><\/div><div class=\"st-kaiwa-area\"><div class=\"st-kaiwa-hukidashi\"><div class=\"wp-block-st-blocks-st-kaiwa\">\n<p>\u3053\u306e\u8003\u3048\u65b9\u304c\u3068\u3063\u3066\u3082\u91cd\u8981\u3067\u3059\uff01\uff01<\/p>\n<\/div><\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-st-blocks-my-box st-mybox has-title post-hashiro-point\" style=\"background-color:#fff;border-color:#ff7f50\"><p class=\"st-mybox-title\" style=\"color:#ff7f50;font-weight:bold;text-shadow:#fff 3px 0px 0px, #fff 2.83487px .981584px 0px, #fff 2.35766px 1.85511px 0px, #fff 1.62091px 2.52441px 0px, #fff .705713px 2.91581px 0px, #fff -0.287171px 2.98622px 0px, #fff -1.24844px 2.72789px 0px, #fff -2.07227px 2.16926px 0px, #fff -2.66798px 1.37182px 0px, #fff -2.96998px .42336px 0px, #fff -2.94502px -0.571704px 0px, #fff -2.59586px -1.50383px 0px, #fff -1.96093px -2.27041px 0px, #fff -1.11013px -2.78704px 0px, #fff -0.137119px -2.99686px 0px, #fff .850987px -2.87677px 0px, #fff 1.74541px -2.43999px 0px, #fff 2.44769px -1.73459px 0px, #fff 2.88051px -0.838246px 0px;background:linear-gradient(0deg, #fff 0%, #fff 55%, rgba(0, 0, 0, 0) 55%, rgba(0, 0, 0, 0) 100%)\"><i class=\"st-fa st-svg-lightbulb-o st-css-no\" aria-hidden=\"\"><\/i>\u5358\u4f4d\u5186\u3068\u4e09\u89d2\u6bd4<\/p><div class=\"st-in-mybox\">\n<p class=\"has-st-margin-bottom has-st-margin-bottom--1\">\u5358\u4f4d\u5186\u5468\u4e0a\u306e\uff08\u70b9 $\\rmP$ \u306e\uff09$x$ \u5ea7\u6a19\u304c $\\cos\\theta$\uff0c$y$ \u5ea7\u6a19\u304c $\\sin\\theta$\uff0c\uff08\u76f4\u7dda $\\rmO\\rmP$ \u306e\uff09\u50be\u304d\u304c $\\tan\\theta$ \u3068\u306a\u308b\u3002<\/p>\n<\/div><\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><span id=\"i-2\">\u4e09\u89d2\u6bd4\u306e\u5909\u63db<\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u5909\u63db\u306e\u8003\u3048\u65b9<\/h3>\n\n\n\n<p>$90\\Deg-\\theta$ \u3084 $180\\Deg-\\theta$ \u306a\u3069\u306e\u4e09\u89d2\u6bd4\u3092\u6c42\u3081\u308b\u5834\u9762\u304c\u591a\u3005\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u516c\u5f0f\u306f\u4e38\u6697\u8a18\u305b\u305a\u306b\uff0c\u4ed5\u7d44\u307f\u3092\u7406\u89e3\u3057\u3066\uff0c\u3059\u3050\u306b\u5c0e\u51fa\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<div class=\"st-kaiwa-box kaiwaicon1 clearfix\"><div class=\"st-kaiwa-face\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u5b8c\u6210\u30a2\u30a4\u30b3\u30f3.png\" width=\"60px\"><noscript><img decoding=\"async\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u5b8c\u6210\u30a2\u30a4\u30b3\u30f3.png\" width=\"60px\"><\/noscript><div class=\"st-kaiwa-face-name\">\u7fbd\u767d<\/div><\/div><div class=\"st-kaiwa-area\"><div class=\"st-kaiwa-hukidashi\"><div class=\"wp-block-st-blocks-st-kaiwa\">\n<p>\u516c\u5f0f\u4e38\u6697\u8a18\u306f\u7981\u6b62\u3067\u3059\uff01<\/p>\n<\/div><\/div><\/div><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">$90\\Deg-\\theta$ \u306b\u95a2\u3059\u308b\u4e09\u89d2\u6bd4<\/h3>\n\n\n\n<p>$90\\Deg-\\theta$ \u306e\u4e09\u89d2\u6bd4\u306f\uff0c\u6b21\u306e\u76f4\u89d2\u4e09\u89d2\u5f62\u3092\u5229\u7528\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large physicsimg\"><img decoding=\"async\" width=\"132\" height=\"99\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u6570\u5b66062.svg\" alt=\"\" class=\"wp-image-5101\"\/><noscript><img decoding=\"async\" width=\"132\" height=\"99\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u6570\u5b66062.svg\" alt=\"\" class=\"wp-image-5101\"\/><\/noscript><\/figure>\n\n\n\n<p>\u3059\u308b\u3068\uff0c<br>$$\\begin{aligned} \\sin(90\\Deg-\\theta)&amp;=\\bun{x}{r}=\\cos\\theta\\\\ \\cos(90\\Deg-\\theta)&amp;=\\bun{y}{r}=\\sin\\theta\\\\ \\tan(90\\Deg-\\theta)&amp;=\\bun{x}{y}=\\bun{1}{\\Bun{y}{x}}=\\bun{1}{\\tan\\theta}\\end{aligned}$$\u306e\u3088\u3046\u306b\u8a08\u7b97\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"wp-block-st-blocks-my-box st-mybox has-title post-hashiro-point\" style=\"background-color:#fff;border-color:#ff7f50\"><p class=\"st-mybox-title\" style=\"color:#ff7f50;font-weight:bold;text-shadow:#fff 3px 0px 0px, #fff 2.83487px .981584px 0px, #fff 2.35766px 1.85511px 0px, #fff 1.62091px 2.52441px 0px, #fff .705713px 2.91581px 0px, #fff -0.287171px 2.98622px 0px, #fff -1.24844px 2.72789px 0px, #fff -2.07227px 2.16926px 0px, #fff -2.66798px 1.37182px 0px, #fff -2.96998px .42336px 0px, #fff -2.94502px -0.571704px 0px, #fff -2.59586px -1.50383px 0px, #fff -1.96093px -2.27041px 0px, #fff -1.11013px -2.78704px 0px, #fff -0.137119px -2.99686px 0px, #fff .850987px -2.87677px 0px, #fff 1.74541px -2.43999px 0px, #fff 2.44769px -1.73459px 0px, #fff 2.88051px -0.838246px 0px;background:linear-gradient(0deg, #fff 0%, #fff 55%, rgba(0, 0, 0, 0) 55%, rgba(0, 0, 0, 0) 100%)\"><i class=\"st-fa st-svg-lightbulb-o st-css-no\" aria-hidden=\"\"><\/i>\u307e\u3068\u3081<\/p><div class=\"st-in-mybox\">\n<p class=\"has-st-margin-bottom has-st-margin-bottom--1\">$90\\Deg-\\theta$ \u306b\u95a2\u3059\u308b\u4e09\u89d2\u6bd4\u306f\uff0c<\/p>\n\n\n\n<p class=\"has-st-margin-bottom has-st-margin-bottom--1\">$$\\begin{aligned}\\sin(90\\Deg-\\theta)&amp;=\\cos\\theta\\\\ \\cos(90\\Deg-\\theta)&amp;=\\sin\\theta\\\\ \\tan(90\\Deg-\\theta)&amp;=\\bun{1}{\\tan\\theta}\\end{aligned}$$<\/p>\n<\/div><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">$180\\Deg-\\theta$ \u306b\u95a2\u3059\u308b\u4e09\u89d2\u6bd4<\/h3>\n\n\n\n<p>$180\\Deg-\\theta$ \u306e\u4e09\u89d2\u6bd4\u306f\uff0c\u6b21\u306e\u5358\u4f4d\u5186\u3092\u5229\u7528\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large physicsimg\"><img decoding=\"async\" width=\"192\" height=\"131\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u6570\u5b66063.svg\" alt=\"\" class=\"wp-image-5102\"\/><noscript><img decoding=\"async\" width=\"192\" height=\"131\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u6570\u5b66063.svg\" alt=\"\" class=\"wp-image-5102\"\/><\/noscript><\/figure>\n\n\n\n<p>$\\angle \\rmA\\rmO\\rmP=\\theta\uff0c\\ \\angle \\rmA\\rmO\\rmQ=180\\Deg-\\theta$ \u3068\u3059\u308b\u3068\uff0c\u4e0a\u306e\u56f3\u306e\u3088\u3046\u306b\uff0c\u70b9 $\\rmP$\u3068\u70b9 $\\rmQ$ \u306f $y$ \u8ef8\u306b\u95a2\u3057\u3066\u5bfe\u79f0\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>$180\\Deg-\\theta$ \u306e\u4e09\u89d2\u6bd4\u306f\uff0c\u70b9 $\\rmQ$ \u306e $x$ \u5ea7\u6a19\uff0c$y$ \u5ea7\u6a19\uff0c\u76f4\u7dda $\\rmO\\rmQ$ \u306e\u50be\u304d\u3092\u8003\u3048\u307e\u3059\u3002<\/p>\n\n\n\n<p>$$\\begin{aligned} \\sin(180\\Deg-\\theta)&amp;=y=\\sin\\theta\\\\ \\cos(180\\Deg-\\theta)&amp;=-x=-\\cos\\theta\\\\ \\tan(180\\Deg-\\theta)&amp;=\\stext{\uff08\u76f4\u7dda$ \\rmO\\rmQ$ \u306e\u50be\u304d\uff09}=-\\tan\\theta \\end{aligned}$$\u3068\u8a08\u7b97\u3067\u304d\u307e\u3059\u306d\u3002<\/p>\n\n\n\n<div class=\"wp-block-st-blocks-my-box st-mybox has-title post-hashiro-point\" style=\"background-color:#fff;border-color:#ff7f50\"><p class=\"st-mybox-title\" style=\"color:#ff7f50;font-weight:bold;text-shadow:#fff 3px 0px 0px, #fff 2.83487px .981584px 0px, #fff 2.35766px 1.85511px 0px, #fff 1.62091px 2.52441px 0px, #fff .705713px 2.91581px 0px, #fff -0.287171px 2.98622px 0px, #fff -1.24844px 2.72789px 0px, #fff -2.07227px 2.16926px 0px, #fff -2.66798px 1.37182px 0px, #fff -2.96998px .42336px 0px, #fff -2.94502px -0.571704px 0px, #fff -2.59586px -1.50383px 0px, #fff -1.96093px -2.27041px 0px, #fff -1.11013px -2.78704px 0px, #fff -0.137119px -2.99686px 0px, #fff .850987px -2.87677px 0px, #fff 1.74541px -2.43999px 0px, #fff 2.44769px -1.73459px 0px, #fff 2.88051px -0.838246px 0px;background:linear-gradient(0deg, #fff 0%, #fff 55%, rgba(0, 0, 0, 0) 55%, rgba(0, 0, 0, 0) 100%)\"><i class=\"st-fa st-svg-lightbulb-o st-css-no\" aria-hidden=\"\"><\/i>\u307e\u3068\u3081<\/p><div class=\"st-in-mybox\">\n<p class=\"has-st-margin-bottom has-st-margin-bottom--1\">$180\\Deg-\\theta$ \u306b\u95a2\u3059\u308b\u4e09\u89d2\u6bd4\u306f\uff0c<\/p>\n\n\n\n<p class=\"has-st-margin-bottom has-st-margin-bottom--1\">$$\\begin{aligned}\\sin(180\\Deg-\\theta)&amp;=\\sin\\theta\\\\ \\cos(180\\Deg-\\theta)&amp;=-\\cos\\theta\\\\ \\tan(180\\Deg-\\theta)&amp;=-\\tan\\theta\\end{aligned}$$<\/p>\n<\/div><\/div>\n\n\n\n<div class=\"st-kaiwa-box kaiwaicon1 clearfix\"><div class=\"st-kaiwa-face\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u5b8c\u6210\u30a2\u30a4\u30b3\u30f3.png\" width=\"60px\"><noscript><img decoding=\"async\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u5b8c\u6210\u30a2\u30a4\u30b3\u30f3.png\" width=\"60px\"><\/noscript><div class=\"st-kaiwa-face-name\">\u7fbd\u767d<\/div><\/div><div class=\"st-kaiwa-area\"><div class=\"st-kaiwa-hukidashi\"><div class=\"wp-block-st-blocks-st-kaiwa\">\n<p>\u516c\u5f0f\u3068\u3057\u3066\u899a\u3048\u308b\u306e\u3067\u306f\u306a\u304f\uff0c\u300c\u5fc5\u8981\u3068\u306a\u308b\u56f3\u300d\u3092\u3071\u3063\u3068\u304b\u3044\u3066\u5c0e\u3051\u308b\u3088\u3046\u306b\u3057\u3066\u304a\u304f\u3053\u3068\u304c\u4f55\u3088\u308a\u91cd\u8981\u3067\u3059\u3002<\/p>\n<\/div><\/div><\/div><\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u76ee\u6b211 \u4e09\u89d2\u6bd4\u306e\u62e1\u5f352 \u4e09\u89d2\u6bd4\u306e\u5909\u63db \u4e09\u89d2\u6bd4\u306e\u62e1\u5f35 \u4e09\u89d2\u6bd4\u306e\u554f\u984c\u70b9 \u4e09\u89d2\u6bd4\u3092\u76f4\u89d2\u4e09\u89d2\u5f62\u3092\u7528\u3044\u3066\u5b9a\u7fa9\u3059\u308b\u5834\u5408\uff0c1\u3064\u554f\u984c\u70b9\u304c\u3042\u308a\u307e\u3059\u3002$150\\Deg$ \u3084 $225\\Deg$ \u306e\u3088\u3046\u306b\uff0c$90\\Deg$ &#8230; <\/p>\n","protected":false},"author":1,"featured_media":5142,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[33,32],"tags":[],"class_list":["post-5119","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-trigonometry","category-32"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/torisetudy.com\/index.php?rest_route=\/wp\/v2\/posts\/5119"}],"collection":[{"href":"https:\/\/torisetudy.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/torisetudy.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/torisetudy.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/torisetudy.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=5119"}],"version-history":[{"count":15,"href":"https:\/\/torisetudy.com\/index.php?rest_route=\/wp\/v2\/posts\/5119\/revisions"}],"predecessor-version":[{"id":5135,"href":"https:\/\/torisetudy.com\/index.php?rest_route=\/wp\/v2\/posts\/5119\/revisions\/5135"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/torisetudy.com\/index.php?rest_route=\/wp\/v2\/media\/5142"}],"wp:attachment":[{"href":"https:\/\/torisetudy.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=5119"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/torisetudy.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=5119"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/torisetudy.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=5119"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}